Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2020   19:27:38   (  -0.00,-137.22) (  -0.65,-134.17)  346.20                80
 01/21/2020   07:46:23   (   0.01,-137.20) (  -0.46,-139.36)  246.15                80
 01/23/2020   07:36:55   (   0.01,-137.19) (   0.19,-136.43)   87.29                80
 01/23/2020   19:55:30   (  -0.01,-137.20) (   0.91,-141.58)  498.79                80
 01/25/2020   07:24:46   (   0.00,-137.17) (   0.79,-133.48)  420.33                80
 01/25/2020   19:43:21   (  -0.01,-137.18) (   0.32,-138.63)  165.78                80
 01/27/2020   19:33:54   (  -0.00,-137.16) (  -0.34,-135.69)  167.01                80
 01/28/2020   07:52:38   (   0.01,-137.14) (  -0.77,-140.89)  425.66                80
 01/29/2020   19:21:45   (   0.00,-137.14) (  -0.94,-132.74)  499.41                80
 01/30/2020   07:40:29   (   0.01,-137.12) (  -0.17,-137.94)   93.36                80
 02/01/2020   07:31:00   (   0.01,-137.09) (   0.43,-134.99)  238.34                80
 02/01/2020   19:49:37   (  -0.01,-137.09) (   0.61,-140.16)  348.35                80